gecko-dev/widget/windows/DirectManipulationOwner.h

55 lines
1.6 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef DirectManipulationOwner_h__
#define DirectManipulationOwner_h__
#include <windows.h>
#include "Units.h"
#include "nsIWidget.h" // for TouchpadGesturePhase
class nsWindow;
class IDirectManipulationManager;
class IDirectManipulationUpdateManager;
class IDirectManipulationViewport;
namespace mozilla {
namespace widget {
class DManipEventHandler;
class DirectManipulationOwner {
public:
typedef mozilla::LayoutDeviceIntRect LayoutDeviceIntRect;
explicit DirectManipulationOwner(nsWindow* aWindow);
~DirectManipulationOwner();
void Init(const LayoutDeviceIntRect& aBounds);
void ResizeViewport(const LayoutDeviceIntRect& aBounds);
void Destroy();
void SetContact(UINT aContactId);
void Update();
static void SynthesizeNativeTouchpadPan(
nsWindow* aWindow, nsIWidget::TouchpadGesturePhase aEventPhase,
LayoutDeviceIntPoint aPoint, double aDeltaX, double aDeltaY,
int32_t aModifierFlags);
private:
nsWindow* mWindow;
DWORD mDmViewportHandlerCookie;
RefPtr<IDirectManipulationManager> mDmManager;
RefPtr<IDirectManipulationUpdateManager> mDmUpdateManager;
RefPtr<IDirectManipulationViewport> mDmViewport;
RefPtr<DManipEventHandler> mDmHandler;
};
} // namespace widget
} // namespace mozilla
#endif // #ifndef DirectManipulationOwner_h__